NORRISTOWN — The Montgomery County Commissioners, on the advice of the Montgomery County Department of Public Safety, have declared a Code Blue Cold Weather Emergency for Montgomery County based on a review of forecasts from the National Weather Service.

The Code Blue Declaration has been issued for Montgomery County for the period beginning at 9 p.m. on Tuesday, Jan. 1, 2013 until 9 a.m. on Wednesday, Jan. 2, 2013.

A Code Blue Cold Weather declaration is made in Montgomery County when winter conditions pose a threat of serious harm or death to individuals without shelter. A Code Blue is called when the combination of air temperature and wind chill is anticipated to be 20ºF or less.